<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>new game</title>
</head>
<body>
<h1 id="loading" style="text-align: center;">loading...</h1>
<div id="progress-bar" style="margin-left: 150px; display: none">
  <button id="start" style="height:60px;width: 100px;">click</button>
  <input id="progress" type="range" value="0" style="width: 500px">
  <span id="progress-value"></span>
</div>

<script src="build.js"></script>
</body>
</html>